am 4eb896ef: am ba1307b2: Merge changes Ib255e49f,Ifc33cdf7 into lmp-mr1-dev

* commit '4eb896ef011a8ecfe32f3b4300a42e0cc8b162a8':
  Ensuring that the alpha and translation animation durations are the same. (Bug 18609321)
  Fix crash when user is both scrolling and tabbing through Recents. (Bug 18552776)